package edu.ptu.shortlink.project.dao.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import edu.ptu.shortlink.project.dao.entity.LinkDeviceStatsDO;
import edu.ptu.shortlink.project.dto.req.ShortLinkGroupStatsReqDTO;
import edu.ptu.shortlink.project.dto.req.ShortLinkStatsReqDTO;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.Select;

import java.util.List;

/**
 * @BelongsProject: shortlink
 * @BelongsPackage: edu.ptu.shortlink.project.dao.mapper
 * @Author: HYJ
 * @CreateTime: 2025-05-07  15:39
 * @Description: 短链接访问设备统计持久层接口
 * @Version: 1.0
 */
public interface LinkDeviceStatsMapper extends BaseMapper<LinkDeviceStatsDO> {

    @Insert("INSERT INTO t_link_device_stats ( full_short_url, gid, date, cnt, device, create_time, update_time, del_flag ) "
            + "VALUES (#{linkDeviceStats.fullShortUrl},#{linkDeviceStats.gid},#{linkDeviceStats.date}, #{linkDeviceStats.cnt}, #{linkDeviceStats.device}, NOW(), NOW(), 0 ) "
            + "ON DUPLICATE KEY UPDATE cnt = cnt + #{linkDeviceStats.cnt};")
    void shortLinkDeviceStatsInc(@Param("linkDeviceStats") LinkDeviceStatsDO linkDeviceStats);

    /**
     * 根据短链接统计设备访问量
     */
    @Select("SELECT " +
            "    tlds.device, " +
            "    SUM(tlds.cnt) AS cnt " +
            "FROM " +
            "    t_link tl INNER JOIN " +
            "    t_link_device_stats tlds ON tl.full_short_url = tlds.full_short_url " +
            "WHERE " +
            "    tlds.full_short_url = #{param.fullShortUrl} " +
            "    AND tl.gid = #{param.gid} " +
            "    AND tl.del_flag = '0' " +
            "    AND tl.enable_status = #{param.enableStatus} " +
            "    AND tlds.date BETWEEN #{param.startDate} and #{param.endDate} " +
            "GROUP BY " +
            "    tlds.full_short_url, tl.gid, tlds.device;")
    List<LinkDeviceStatsDO> listDeviceStatsByShortLink(@Param("param") ShortLinkStatsReqDTO requestParam);

    /**
     * 根据分组统计设备访问量
     */
    @Select("SELECT " +
            "    tlds.device, " +
            "    SUM(tlds.cnt) AS cnt " +
            "FROM " +
            "    t_link tl INNER JOIN " +
            "    t_link_device_stats tlds ON tl.full_short_url = tlds.full_short_url " +
            "WHERE " +
            "    tlds.gid = #{params.gid} " +
            "    AND tlds.date BETWEEN #{params.startDate} and #{params.endDate} " +
            "    AND tl.del_flag = '0' " +
            "    AND tl.enable_status = '0' " +
            "GROUP BY " +
            "    tlds.gid, tlds.device;")
    List<LinkDeviceStatsDO> listDeviceStatsByGroup(@Param("params") ShortLinkGroupStatsReqDTO requestParam);
}
